Status of cardiovascular surgery in Japan between 2017 and 2018: A report based on the Japan Cardiovascular Surgery Database. 4. Thoracic aortic surgery.

Thoracic and thoracoabdominal aortic surgery in Japan was most commonly performed in elderly patients in their 70s, with a good overall mortality rate of 5.3%. Mortality and postoperative morbidity rates in patients aged 80 years or older were still high. In the future, further improvements in surgical outcomes are needed.